Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"che len co snippets" » "chet len co snippets", "che bien co snippets", "che hien co snippets", "che len con snippets", "che lien co snippets", "che nen co snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("che len co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("che len co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( che len co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("che len co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.